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avcodec/ylc: Inline constants

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Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-10-13 10:50:42 +02:00
parent 753e450a71
commit 6608ecb1b5
1 changed files with 9 additions and 6 deletions
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15
libavcodec/ylc.c
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@ -22,6 +22,8 @@
#include <stdlib.h>
#include <string.h>
#define YLC_VLC_BITS 10
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
@ -149,7 +151,8 @@ static int build_vlc(AVCodecContext *avctx, VLC *vlc, const uint32_t *table)
get_tree_codes(bits, lens, xlat, nodes, cur_node - 1, 0, 0, &pos);
return ff_init_vlc_sparse(vlc, 10, pos, lens, 2, 2, bits, 4, 4, xlat, 1, 1, 0);
return ff_init_vlc_sparse(vlc, YLC_VLC_BITS, pos, lens, 2, 2,
bits, 4, 4, xlat, 1, 1, 0);
}
static const uint8_t table_y1[] = {
@ -371,7 +374,7 @@ static int decode_frame(AVCodecContext *avctx,
return AVERROR_INVALIDDATA;
if (get_bits1(&gb)) {
int val = get_vlc2(&gb, s->vlc[0].table, s->vlc[0].bits, 3);
int val = get_vlc2(&gb, s->vlc[0].table, YLC_VLC_BITS, 3);
if (val < 0) {
return AVERROR_INVALIDDATA;
} else if (val < 0xE1) {
@ -394,10 +397,10 @@ static int decode_frame(AVCodecContext *avctx,
} else {
int y1, y2, u, v;
y1 = get_vlc2(&gb, s->vlc[1].table, s->vlc[1].bits, 3);
u = get_vlc2(&gb, s->vlc[2].table, s->vlc[2].bits, 3);
y2 = get_vlc2(&gb, s->vlc[1].table, s->vlc[1].bits, 3);
v = get_vlc2(&gb, s->vlc[3].table, s->vlc[3].bits, 3);
y1 = get_vlc2(&gb, s->vlc[1].table, YLC_VLC_BITS, 3);
u = get_vlc2(&gb, s->vlc[2].table, YLC_VLC_BITS, 3);
y2 = get_vlc2(&gb, s->vlc[1].table, YLC_VLC_BITS, 3);
v = get_vlc2(&gb, s->vlc[3].table, YLC_VLC_BITS, 3);
if (y1 < 0 || y2 < 0 || u < 0 || v < 0)
return AVERROR_INVALIDDATA;
dst[x ] = y1;